Samsung Galaxy S7 User Manual page 13

Basics
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Plug the USB power adaptor into an electric socket.
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After fully charging, disconnect the device from the charger. First unplug the charger
from the device, and then unplug it from the electric socket.
Viewing the estimated charging time
While charging, launch the Settings app and tap Device maintenance → Battery.
The actual charging time may vary depending on the status of your device and the
charging conditions. The estimated charging time may not be displayed when you
charge the device in very cold or very hot conditions.
Reducing the battery consumption
Your device provides various options that help you conserve battery power.
• O ptimise the device using the device maintenance feature.
• W hen you are not using the device, turn off the screen by pressing the Power key.
• A ctivate power saving mode.
• C lose unnecessary apps.
• D eactivate the Bluetooth feature when not in use.
• D eactivate the Wi-Fi feature when not in use.
• D eactivate auto-syncing of apps that need to be synced, such as emails.
• D ecrease the backlight time.
• D ecrease the screen brightness.
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